In July, market analysts predict that the price of gold will rise in August. What happens
in the gold market in July, holding everything else constant?
A) The supply curve shifts to the right.
B) The supply curve shifts to the left.
C) The quantity demanded and the quantity supplied of gold increase.
D) The demand curve shifts to the left.
The sum of the marginal propensity to consume and the marginal propensity to save is
always equal to
A) zero
B) 0.5
C) 1
D) 100
If the purchasing power of a dollar is greater than the purchasing power of the yen,
purchasing power parity would predict that
A) in the short run, exchange rates will move to equalize the purchasing power of the
dollar and the yen.
B) in the long run, exchange rates will move to equalize the purchasing power of the
dollar and the yen.